Forest Ecosystems

Table 7 Linear mixed-effect models to predict the nutrient amounts (% initial amount) of Fagus sylvatica, Picea abies and Pinus sylvestris

From: Nutrient retention and release in coarse woody debris of three important central European tree species and the use of NIRS to determine deadwood chemical properties

	C	lnN	sqrtP	lnS	lnCa	lnK	lnMg	lnMn
Conditional R²	74.3	28.6	30.1	65.3	44.3	63	85.8	60.6
Marginal R²	65.8	23.7	26.7	62.8	22.8	47.1	11.7	37.4
Random factor	8.46	4.94	3.43	2.5	21.4	16	74.1	23.2
Decomptime	^{– – –}36.4		⁻2.55	2.57		^{– – –}21.6
Spec	⁻2.38	^– –4.97	^{– – –}6.47	^{– – –}21.5	^– –15.8
Diam	⁺⁺⁺ 21.1			^– –3.08	⁺ 7.08	⁺⁺ 5.43	⁺ 1.8	⁺⁺⁺ 15.9
Decomptime:Spec	⁺⁺⁺ 5.91	⁺⁺⁺ 18.7	⁺⁺⁺ 13.2	⁺⁺⁺ 27		⁺⁺⁺ 20		^{– – –}21.4
Spec:Diam			^– –4.42	^{– – –}11.2			⁺⁺⁺ 9.86

Values are Eta squared with direction of effect (increase (+) or decrease (−)) according to significance level (0: ‘***’, 0.001: ‘**’, 0.01: ‘*’ and 0.05: ‘.’)

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